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  • Air Quality Investigations

    Visit our Community Investigations page for information on South Coast AQMD activities in response to air quality incidents in local communities

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  • AB 617

    South Coast AQMD is conducting efforts that will help improve air quality and public health in environmental justice communities. 

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  • Electric Lawn & Garden Equipment Programs

    Help clean the air by replacing lawn and garden equipment with lower emission models at substantial discounts

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  • Air Quality Sensor Performance Evaluation Center

    Learn more about the nation’s first comprehensive evaluation center to test commercially-available low-cost air quality sensors.

    Learn more
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Facility Information (F.I.N.D)
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Videos
The Right to Breathe Video
The Right to Breathe, v2.0
Do One Thing Video
Do One Thing
A virtual tour of Coast AQMD's laboratory
South Coast AQMD Lab Tour
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Upcoming Events
Governing BoardHybrid Meeting with Spanish Translation

Remotely via Zoom
In-person location:
Dr. William A. Burke Auditorium
South Coast AQMD Headquarters
21865 Copley Drive, Diamond Bar
December 6th, 2024 | 09:00 AM
Teleconference Dial In: 1-669-900-6833, English Webinar ID: 931 2860 5044, Spanish Webinar ID: 932-0955-9643
Meeting Agenda Webcast
Proposed Amended Rule 1107, 11...Remote Meeting

Remotely via Zoom
December 10th, 2024 | 10:30 AM
Teleconference Dial In +1 669 900 6833
English Webinar ID: 956 7844 6098
Proposed Rules Webpage
Permit Streamlining Task Force...Hybrid Meeting

Remotely via Zoom
In-Person location:
Judith Mitchell Room CC-8
South Coast AQMD Headquarters
21865 Copley Drive, Diamond Bar
December 10th, 2024 | 02:00 PM
Webcast Permit Streamlining Task Force Subcommittee Page
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Air Quality Index (AQI) Map

Air Quality Maps

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Incentives & Programs
Community Programs
Community Programs
The Clean Air Choices program provides a one-stop resource for information on the benefits of using clean technologies on the road and in your home.
Business Programs
Business Programs
Financial and environmental benefits of implementing cleaner technologies from non-toxic dry cleaning machines to new or retrofit engines for heavy-duty on-road trucks.
Community Programs
Local Government
Local governments play an important role in South Coast AQMD’s strategy to meet federal and state clean air standards within the South Coast Air Basin.
Community Programs
Community Programs The Clean Air Choices program provides a one-stop resource for information on the benefits of using clean technologies on the road and in your home.
Business Programs
Business Programs Financial and environmental benefits of implementing cleaner technologies from non-toxic dry cleaning machines to new or retrofit engines for heavy-duty on-road trucks.
Community Programs
Local Government Local governments play an important role in South Coast AQMD’s strategy to meet federal and state clean air standards within the South Coast Air Basin.
Newsletter Sign Up
Periodic newsletter updates via Email on a variety of air quality-related topics
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South Coast Air Quality Management District

21865 Copley Dr, Diamond Bar, CA 91765

909-396-2000

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